72649570

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{509}}^1\times {\mathrm{2039}}^1$

素因数の和:2562

約数の個数: 32

約数和(自身を含む): 149817600

約数和(自身を除く): 77168030

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 509, 1018, 2039, 2545, 3563, 4078, 5090, 7126, 10195, 14273, 17815, 20390, 28546, 35630, 71365, 142730, 1037851, 2075702, 5189255, 7264957, 10378510, 14529914, 36324785, 72649570]

約数ペア:

[(1, 72649570), (2, 36324785), (5, 14529914), (7, 10378510), (10, 7264957), (14, 5189255), (35, 2075702), (70, 1037851), (509, 142730), (1018, 71365), (2039, 35630), (2545, 28546), (3563, 20390), (4078, 17815), (5090, 14273), (7126, 10195)]